71105440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{63487}}^1$

素因数の和:63509

約数の個数: 48

約数和(自身を含む): 191987712

約数和(自身を除く): 120882272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 63487, 126974, 253948, 317435, 444409, 507896, 634870, 888818, 1015792, 1269740, 1777636, 2031584, 2222045, 2539480, 3555272, 4444090, 5078960, 7110544, 8888180, 10157920, 14221088, 17776360, 35552720, 71105440]

約数ペア:

[(1, 71105440), (2, 35552720), (4, 17776360), (5, 14221088), (7, 10157920), (8, 8888180), (10, 7110544), (14, 5078960), (16, 4444090), (20, 3555272), (28, 2539480), (32, 2222045), (35, 2031584), (40, 1777636), (56, 1269740), (70, 1015792), (80, 888818), (112, 634870), (140, 507896), (160, 444409), (224, 317435), (280, 253948), (560, 126974), (1120, 63487)]